/* ============================================================
   VARIABLES Y RESET
   ============================================================ */
:root {
  --color-primary:    #1a6b3a;
  --color-primary-dk: #124d2a;
  --color-accent:     #f0a500;
  --color-danger:     #c0392b;
  --color-info:       #2980b9;
  --color-success:    #27ae60;
  --color-warning:    #e67e22;
  --color-text:       #1c1c1e;
  --color-text-soft:  #6b7280;
  --color-border:     #d1d5db;
  --color-bg:         #f3f4f6;
  --color-surface:    #ffffff;

  --radius:     8px;
  --radius-lg:  14px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.10);
  --shadow-md:  0 4px 12px rgba(0,0,0,.12);

  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============================================================
   FLASH MESSAGES
   ============================================================ */
.flash-container {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  width: min(480px, 92vw);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.flash {
  padding: 12px 18px;
  border-radius: var(--radius);
  font-size: .9rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  animation: flash-in .2s ease;
}

.flash--error   { background: #fef2f2; color: #991b1b; border-left: 4px solid var(--color-danger); }
.flash--success { background: #f0fdf4; color: #166534; border-left: 4px solid var(--color-success); }
.flash--info    { background: #eff6ff; color: #1e40af; border-left: 4px solid var(--color-info); }
.flash--warning { background: #fffbeb; color: #92400e; border-left: 4px solid var(--color-warning); }

@keyframes flash-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-page {
  background: #f5f0e8;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-wrapper {
  width: 100%;
  max-width: 400px;
}

.login-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border-top: 3px solid #b45309;
  padding: 40px 36px;
  box-shadow: var(--shadow-md);
}

.login-header {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo-img {
  max-width: 140px;
  height: auto;
  display: block;
  margin: 0 auto 14px;
}

.login-subtitle {
  color: var(--color-text-soft);
  font-size: .9rem;
}

.login-rutaprod {
  text-align: center;
  margin-bottom: 18px;
}

.login-rutaprod__img {
  height: 80px;
  width: auto;
  display: inline-block;
}

/* ============================================================
   FORMS (compartido)
   ============================================================ */
.login-form { display: flex; flex-direction: column; gap: 20px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: .875rem;
  font-weight: 600;
  color: var(--color-text);
}

.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="text"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
  padding: 12px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color .15s;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,107,58,.12);
}

.form-group--error input,
.form-group--error select {
  border-color: var(--color-danger);
}

.form-error {
  font-size: .8rem;
  color: var(--color-danger);
}

.form-group--checkbox {
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

.form-group--checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-group--checkbox label {
  font-weight: 400;
  cursor: pointer;
}

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font);
  border: none;
  cursor: pointer;
  transition: background .15s, transform .1s;
  text-decoration: none;
}

.btn:active { transform: scale(.98); }

.btn--primary  { background: var(--color-primary); color: #fff; }
.btn--primary:hover { background: var(--color-primary-dk); text-decoration: none; color: #fff; }

.btn--danger   { background: var(--color-danger); color: #fff; }
.btn--outline  { background: transparent; border: 1.5px solid var(--color-primary); color: var(--color-primary); }
.btn--full     { width: 100%; }

.btn-icon {
  color: rgba(255,255,255,.85);
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  padding: 4px;
}

.btn-icon:hover { color: #fff; text-decoration: none; }